Which of the following ideas is not part of Darwin's concept of evolution?
a. A population is capable of producing more offspring than the environment can support.
b. Individuals that are best adapted to their environment are more likely to survive and
reproduce.
c. A struggle for existence exists among individuals of a population.
d. Traits acquired during an individual's life are passed on to its offspring.
e. Individuals in a population are genetically variable.
D
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The gastrointestinal tract does not include the ____.
A. stomach B. mouth C. larynx D. esophagus E. small intestine
A single vegetative body that contains both a fungus and a green alga would be called a(n) ____
a. ectomycorrhiza b. lichen c. arbuscule d. endomycorrhiza e. haustorium
You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. What is the significance of this finding?
A) Cysteine residues are required for the formation of ?-helices and ?-pleated sheets. B) It will be important to include cysteine in the diet of the mice. C) Cysteine residues are involved in disulfide bridges that help form tertiary structure. D) Cysteine causes bends, or angles, to occur in the tertiary structure of proteins.
Gravitational equilibrium is responsible for detecting up and down movements of the head.
Answer the following statement true (T) or false (F)